- Unit V Data Communication and Physical Layer
https://drive.google.com/open?id=1AQ7_0WrEncmSf-hsNfnmasHnyJoEDTXe
2. Unit V Guided and Unguided Material
https://drive.google.com/open?id=14YU9bJ6Fzov9AsNafR81VgLhySobCNha
3. Unit V Assignment
https://drive.google.com/open?id=1S0btyl6r2GSoz1MSlhZuxVtwvYV-0FUw